You wash your hair, brush off the flakes, and think they are gone. Then you look at your shoulders the next day and see them again. Sound familiar? Scalp flakes are common, but they can be hard to deal with when they keep coming back. If you live in San Jose and are tired of guessing which shampoo to try next, it helps to know what may be causing them. Why Does Your Scalp Keep Flaking? Flakes do not always have the same cause. A few common reasons are: Dandruff. This can caus